CN219138464U

CN219138464U - Handheld bolt hole plugging gun

Info

Publication number: CN219138464U
Application number: CN202223189632.6U
Authority: CN
Inventors: 崔浩然; 马贵红; 刘畅; 孔德澄; 张涛; 张辉; 井腾蛟; 蔡雨柔; 从珂珂
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-06
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a handheld bolt hole plugging gun, which solves the problems that in the prior art, the operation of plugging a reserved hole of concrete is complex, and the plugging quality at the depth of the hole cannot be guaranteed. The utility model comprises a tubular gun body, wherein the tubular gun body is of a tubular structure, a feed inlet is arranged at the upper part of the tubular structure, a feed assembly is connected at the feed inlet, and a grip is arranged at the lower part of the tubular structure; one end of the tubular structure is provided with a discharge hole, an extension pipe is detachably connected at the discharge hole, and the other end of the tubular structure is provided with a pushing component. When the device is used, one hand grabs the handle to retreat the tubular gun body, and the other hand pushes the piston forwards, so that the plugging grouting can be realized, the device is comfortable to hold, the operation is simple, and the construction speed is high; the extension pipe is deep into the bolt hole for grouting, so that the material waste is reduced, the blocking compactness is improved, and the blocking quality is ensured. The sliding cover plate is pulled to open and close the feeding port, and the feeding hopper is used for supplementing one-time grouting material to block a plurality of holes, so that the construction efficiency is improved.

Description

Handheld bolt hole plugging gun

Technical Field

The utility model relates to the technical field of concrete structure bolt hole plugging, in particular to a handheld bolt hole plugging gun.

Background

In the construction of concrete structures, the wall or the larger beam column needs to be reinforced by a stay bolt when the formwork is supported. The split bolts penetrate through the PVC pipe, and are taken out from the PVC pipe after concrete is poured, so that through holes are formed in the structure. These holes can have an impact on aesthetics and water resistance because of the need to fill the holes after removal of the form. It is common practice to fill the bolt holes with mortar using a trowel and then trowel the junction of the hole and the wall. But the mortar can fall on the ground to cause the waste of materials in the treatment process, and the mortar can not be ensured to fill the bolt holes fully, and the operation efficiency is lower, so that the progress and the quality of plugging the bolt holes are not facilitated. At present, some plugging devices for conveying mortar to holes are also available, but the workers are inconvenient to hold, the operation of filling the mortar is complex, and the plugging quality deep in the structure cannot be ensured.

The prior art is like CN214330041U, chinese patent application with 2021.03.16 discloses a plugging device for opposite pulling bolt hole, including the hopper of tubular structure, the one end rigid coupling of hopper has the closing plate, and the passage is installed to the other end of hopper, is provided with pan feeding mouth and discharge gate on the passage, and the hopper passes through pan feeding mouth and hopper intercommunication, and the diameter of passage reduces gradually from pan feeding mouth to discharge gate, has offered the feed inlet on the hopper, is provided with the extrusion subassembly that is used for promoting the sand material in the hopper to the motion of discharge gate on the hopper. Although this patent can carry out the shutoff to reserving the hole, it is to the shutoff of the hole mouth outside that is aimed at, to the inside shutoff that can not adopt silt thick liquid to carry out of cavity. And the plugging process is complex, so that the plugging quality can not be guaranteed in the holes, and the construction effect is affected.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides a handheld bolt hole plugging gun, which solves the problems that the plugging operation of a reserved hole of concrete is complex and the plugging quality in the deep hole cannot be ensured in the prior art.

The technical scheme of the utility model is realized as follows: the utility model provides a hand-held type bolt hole shutoff rifle, includes the tubular rifle body, and the upper portion of tubular rifle body is equipped with the feeder hopper, is equipped with the valve plate spare between feeder hopper and the tubular rifle body, and the one end of tubular rifle body is equipped with the discharge gate, and discharge gate department can dismantle and be connected with the extension pipe, is equipped with the pushing components corresponding with the discharge gate in the tubular rifle body.

Further, the tubular gun body comprises a rectangular pipe part and a conical pipe part, the large opening end of the conical pipe part is connected with the rectangular pipe part, the small opening end of the conical pipe part is connected with the extension pipe, and the pushing component is arranged in the rectangular pipe part in a sliding manner.

Further, a connecting pipe is arranged on the conical pipe part, a clamping key is connected to the outer wall of the connecting pipe, and the clamping key is matched with a clamping groove on the extension pipe in a clamping way. The clamping groove is an L-shaped groove.

Further, the pushing component comprises a piston and a push rod, the piston is arranged in the tubular gun body in a sliding mode, and the piston is fixedly connected with the push rod. The push rod is provided with a push rod handle.

Further, the valve plate piece includes the slip apron, and the lower part of feeder hopper is equipped with the slip track, and the slip apron passes the connecting hole that sets up in the feeder hopper lower part and with slip track sliding fit. The sliding cover plate is connected with a cover plate poking piece, and the cover plate poking piece and the sliding cover plate are of an integrated structure.

The beneficial effects of the utility model are as follows: when the device is used, one hand grabs the handle to retreat the tubular gun body, and the other hand pushes the piston forwards, so that the plugging grouting can be realized, the device is comfortable to hold, the operation is simple, and the construction speed is high; the extension pipe is deep into the bolt hole for grouting, so that the material waste is reduced, the blocking compactness is improved, and the blocking quality is ensured. The sliding cover plate is pulled to open and close the feeding port, and the feeding hopper is used for supplementing one-time grouting material to block a plurality of holes, so that the construction efficiency is improved; the extension pipes with different lengths can be replaced according to the requirements, so that the applicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic view of a first working state of the present utility model.

Fig. 2 is a cross-sectional view of a first operating condition of the present utility model.

Fig. 3 is a schematic view of a second working state of the present utility model.

Fig. 4 is a cross-sectional view of a second operational state of the present utility model.

Fig. 5 is a schematic view of a third working state of the present utility model.

Fig. 6 is a cross-sectional view of a third operational state of the present utility model.

Fig. 7 is an exploded view of the present utility model.

Fig. 8 is a schematic cross-sectional view of the present utility model.

Fig. 9 is an exploded view of the extension tube and tubular gun body of the present utility model.

Fig. 10 is a schematic view of the connection of an extension tube and a tubular gun body according to the present utility model.

In the figure: 1-tubular gun body, 11-feed inlet, 2-feed hopper, 3-sliding cover plate, 31-cover plate pulling piece, 4-sliding track, 5-discharge port, 51-clamping key, 6-handle, 7-piston, 8-push rod, 81-push rod handle, 9-extension tube and 91-clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-7, embodiment 1, a handheld bolt hole plugging gun comprises a tubular gun body 1, wherein a feed inlet 11 is arranged on the upper portion of the tubular structure, a feed hopper 2 is arranged on the upper portion of the feed inlet 11, plugging slurry is convenient to enter a wall body, a valve plate is arranged between the feed hopper 2 and the tubular gun body 1, a discharge outlet is arranged at one end of the tubular gun body 1, an extension tube 9 is detachably connected at the discharge outlet, and a pushing assembly corresponding to the discharge outlet is arranged in the tubular gun body 1. The lower part of the tubular gun body 1 is provided with a handle which is convenient for constructors to hold the device; the extension pipe 9 can be detached and arranged, so that the extension pipes 9 with different lengths can be conveniently selected according to different bolt holes, and the blocking quality of the bolt holes is further ensured. The pushing component is used for pushing the slurry in the tubular gun body 1, so that the slurry is discharged from the discharge hole along the extension pipe 9 and is used for plugging the bolt hole. When the device is used, one hand grabs the handle to retreat the tubular gun body 1, and the other hand pushes the piston 7 forwards, so that the plugging grouting can be realized, the device is comfortable to hold, the operation is simple, and the construction speed is high; the extension pipe 9 is penetrated into the bolt hole for grouting, so that the material waste is reduced, the blocking compactness is improved, and the blocking quality is ensured.

As shown in fig. 2-10, in embodiment 2, a handheld bolt hole plugging gun, a tubular gun body 1 comprises a rectangular tube portion and a conical tube portion, wherein a large opening end of the conical tube portion is connected with the rectangular tube portion, a small opening end of the conical tube portion is connected with an extension tube 9, and a pushing assembly is slidably arranged in the rectangular tube portion. Rectangular pipe portion passes through conical pipe portion and extension pipe 9 transitional coupling, and the tubular rifle body 1 of being convenient for is connected with extension pipe 9, can store more shutoff thick liquids in tubular rifle body 1 simultaneously, makes this device can carry out the shutoff to a plurality of bolt holes. The conical pipe part is provided with a connecting pipe 5, the outer wall of the connecting pipe 5 is connected with a clamping key 51, the clamping key 51 is matched with a clamping groove 91 on the extension pipe 9 in a clamping way, and the extension pipe 9 is sleeved on the connecting pipe 5 and is tightly matched with the connecting pipe 5. The clamping groove 91 is an L-shaped groove, and the L-shaped groove can be rotationally matched with the clamping key 51 and limit the extension tube 9 on the connecting tube 5, so that the connection strength of the extension tube 9 and the connecting tube 5 is further enhanced, and the connection between the tubular gun body 1 and the extension tube 9 is further ensured. And the extension pipe 9 passes through the joint cooperation of the card key 51 on L type groove and the connecting pipe 5, can replace extension pipe 9 of different length according to the demand, has improved the suitability.

In this embodiment, the pushing component includes a piston 7 and a push rod 8, the piston 7 is slidably disposed in the tubular gun body 1, and the piston 7 is fixedly connected with the push rod 8, and the piston 7 seals one end of the tubular gun body 1 to make the tubular gun body 1 be in a semi-closed structure in a use state. The push rod 8 is provided with a push rod handle 81, and the push rod handle 81 has a spherical structure, so that a worker can push or pull the push rod 8 conveniently. The piston 7 is slidably arranged in the rectangular pipe part and is used for pushing the plugging slurry in the rectangular pipe part to enable the plugging slurry to be discharged from the discharge hole.

The other structures are the same as those of embodiment 1.

As shown in fig. 7 and 8, in embodiment 3, a hand-held bolt hole plugging gun, the valve plate member comprises a sliding cover plate 3, a feeding hopper 2 is connected to a feeding inlet 11, the feeding hopper 2 is a conical funnel, and plugging slurry is conveniently added into a tubular gun body 1. The lower part of the feed hopper 2 is provided with a sliding rail 4, the sliding cover plate 3 penetrates through a connecting hole arranged at the lower part of the feed hopper 2 and is in sliding fit with the sliding rail 4, the sliding cover plate 3 corresponds to the feed inlet 11, and the upper part of the tubular gun body 1 can be sealed by the matching of the sliding cover plate 3 and the sliding rail 4. The sliding cover plate 3 is connected with a cover plate pulling piece 31, the cover plate pulling piece 31 is vertically connected to the end part of the sliding cover plate 3, and the cover plate pulling piece 31 and the sliding cover plate 3 are of an integrated structure. The sliding cover plate 3 is pulled to open and close the feeding hole 11, and the feeding hopper 2 is used for supplementing one-time grouting material to plug a plurality of holes, so that the construction efficiency is improved.

The other structures are the same as those of embodiment 2.

In embodiment 4, as shown in fig. 1 to 8, the tubular gun body 1 is a square cylinder with a tapered front portion, and may be a cylinder in other embodiments. The top of the tubular gun body 1 is provided with a square feed inlet 11, and a feed hopper 2 is fixed above the feed inlet 11. The feed inlet 11 is controlled to open and close through a sliding cover plate 3 capable of sliding back and forth, a sliding track 4 matched with the sliding cover plate 3 is arranged at the joint of the feed inlet 11 and the feed hopper 2, and a cover plate poking piece 31 is arranged at the tail part of the sliding cover plate 3 so as to conveniently poke the sliding cover plate 3 back and forth to open and close the feed inlet 11. A cylindrical grip 6 is fixed below the tubular gun body 1, and an anti-slip structure is arranged on the surface, so that the tubular gun body 1 can be conveniently held during grouting and slurry supplementing. The tubular gun body 1 is internally provided with a square piston 7 in sliding connection, the tail part of the piston 7 is fixedly provided with a push rod 8, and the tail part of the push rod 8 is provided with a spherical push rod handle 81 so as to facilitate grasping the push rod 8 and pushing and pulling the piston 7. As shown in fig. 9 and 10, the front part of the tubular gun body 1 is provided with a circular discharge port, the outer side of the discharge port is provided with two clamping keys 51, the tail part of the extension tube 9 is provided with an L-shaped clamping groove matched with the clamping keys 51, and the extension tube 9 is clamped with the discharge port, so that the extension tube 9 with different lengths can be replaced conveniently as required, and the cleaning after use is also convenient.

The using method comprises the following steps: firstly, selecting an extension tube 9 with a proper length according to the thickness of the structure, and clamping the extension tube on a discharge hole. Second, the tubular gun body 1 is stabilized by holding the handle 6 with the left hand, the push rod handle 81 is held with the right hand, the piston 7 is pulled to the tail of the tubular gun body 1, the sliding cover plate 3 is pulled backwards to open the feed inlet 11 as shown in fig. 3 and 4, grouting material is filled into the tubular gun body 1 from the feed inlet 11 through the feed hopper 2, and the sliding cover plate 3 is pulled forwards to close the feed inlet 11 as shown in fig. 1 and 2. Third, the left hand grasps the handle 6 and the right hand grasps the push rod handle 81, and the extension tube 9 is extended deep into the deepest part of the hole and clings to the upper wall of the hole. Fourth, after the position is adjusted, as shown in fig. 6 and fig. 6, the right hand holds the push rod handle 81 to push the piston 7 forward for grouting, and simultaneously the left hand holds the handle 6 to slowly retract the tubular gun body 1, so that the hole is just filled with slurry when the extension tube 9 moves out of the hole. When the grouting material in the tubular gun body 1 is used up, the second step is returned and the above operation steps are repeated. When the plugging operation is completed, the piston 7 and the extension tube 9 should be removed, and the components should be cleaned. It should be noted that, in this embodiment, the left hand and the right hand can be adjusted according to personal habits.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A hand-held type bolt hole shutoff rifle which characterized in that: the automatic feeding device comprises a tubular gun body (1), wherein a feeding hopper (2) is arranged on the upper portion of the tubular gun body (1), a valve plate is arranged between the feeding hopper (2) and the tubular gun body (1), a discharge hole is formed in one end of the tubular gun body (1), an extension pipe (9) is detachably connected at the discharge hole, and a pushing component corresponding to the discharge hole is arranged in the tubular gun body (1).

2. A hand-held bolt hole plugging gun according to claim 1 and wherein: the tubular gun body (1) comprises a rectangular pipe part and a conical pipe part, the large opening end of the conical pipe part is connected with the rectangular pipe part, the small opening end of the conical pipe part is connected with an extension pipe (9), and the pushing component is arranged in the rectangular pipe part in a sliding manner.

3. A hand-held bolt hole plugging gun according to claim 2 and wherein: the conical tube part is connected with a connecting tube (5), the outer wall of the connecting tube (5) is connected with a clamping key (51), and the clamping key (51) is matched with a clamping groove (91) arranged on the extension tube (9) in a clamping way.

4. A hand-held bolt hole plugging gun according to claim 3 and wherein: the clamping groove (91) is an L-shaped groove.

5. The hand-held bolt hole plugging gun according to any one of claims 1-4, wherein: the pushing assembly comprises a piston (7) and a push rod (8), the piston (7) is arranged in the tubular gun body (1) in a sliding mode, one end of the push rod (8) is fixedly connected with the piston (7), and the other end of the push rod (8) extends out of the tubular gun body (1).

6. A hand-held bolt hole plugging gun according to claim 5 and wherein: the push rod (8) is provided with a push rod handle (81).

7. The handheld bolt hole plugging gun according to any one of claims 1-4 and 6, wherein: the valve plate piece comprises a sliding cover plate (3), a sliding track (4) is arranged at the lower part of the feed hopper (2), and the sliding cover plate (3) penetrates through a connecting hole arranged at the lower part of the feed hopper (2) and is in sliding fit with the sliding track (4).

8. A hand-held bolt hole plugging gun according to claim 7 and wherein: the sliding cover plate (3) is connected with a cover plate poking piece (31), and the cover plate poking piece (31) and the sliding cover plate (3) are of an integrated structure.